<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>拓展</title>
</head>

<body>
    <script>
        function every(ele, arr = []) {
            // 内部处理
            for (let i = 0; i < arr.length; i++) {
                if (arr[i] >= 10) {
                    continue
                } else {
                    return false
                }
            }
            return true
        }
        console.log(every(10, [10, 20, 30]))   // true
        console.log(every(10, [10, 3, 30]))   // false
    </script>
</body>

</html>